/* Conteneur du carrousel historique */
.at-carousel-container {
    max-width: 100%;
    margin: auto;
    position: relative;
}

.at-carousel-container .at-acf-swiper {
    width: 100%;
    aspect-ratio: var(--at-acf-image-ratio, 4 / 3);
    position: relative;
    overflow: hidden;
}

.at-carousel-container .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.at-carousel-container .swiper-slide > a {
    display: block;
    width: 100%;
    height: 100%;
}

.at-carousel-container .at-acf-carousel-image {
    display: block;
    width: 100%;
    height: 100%;
    aspect-ratio: var(--at-acf-image-ratio, 4 / 3);
    object-fit: cover;
}

.at-carousel-container .swiper-button-next,
.at-carousel-container .swiper-button-prev,
.fancybox__container .carousel__button.is-next,
.fancybox__container .carousel__button.is-prev {
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    padding: 0 !important;
    width: 3rem !important;
    height: 3rem !important;
    background-color: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid #fff !important;
    border-radius: 100px !important;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    box-shadow: rgba(0, 0, 0, 0.2) 0 5px 10px;
    color: transparent !important;
}

/* Swiper 12 injecte une icône SVG en plus du pseudo-élément historique.
 * Elle est masquée pour conserver une seule flèche parfaitement centrée. */
.at-carousel-container .swiper-button-next > .swiper-navigation-icon,
.at-carousel-container .swiper-button-prev > .swiper-navigation-icon,
.at-carousel-container .swiper-button-next > svg,
.at-carousel-container .swiper-button-prev > svg {
    display: none !important;
}

.at-carousel-container .swiper-button-next::after,
.at-carousel-container .swiper-button-prev::after,
.fancybox__container .carousel__button.is-next::after,
.fancybox__container .carousel__button.is-prev::after {
    content: "" !important;
    display: block;
    flex: 0 0 24px;
    width: 24px !important;
    height: 24px !important;
    background: url("../images/arrow-right.svg") center / 24px 24px no-repeat;
    font-size: 0 !important;
    margin: 0 !important;
    pointer-events: none;
}

.at-carousel-container .swiper-button-prev::after,
.fancybox__container .carousel__button.is-prev::after {
    transform: rotate(180deg);
}

.fancybox__container .carousel__button.is-next > svg,
.fancybox__container .carousel__button.is-prev > svg {
    display: none !important;
}

/* Galerie mosaïque */
.at-mosaic-gallery {
    display: flex;
    flex-direction: column;
    gap: var(--at-gallery-gap, 8px);
    width: 100%;
}

.at-mosaic-gallery .at-mosaic-row {
    display: grid;
    grid-template-columns: repeat(var(--at-columns), minmax(0, 1fr));
    gap: var(--at-gallery-gap, 8px);
    width: 100%;
    min-height: 0;
}

.at-mosaic-gallery .at-mosaic-item {
    display: block;
    min-width: 0;
    min-height: 0;
    aspect-ratio: var(--at-acf-image-ratio, 16 / 9);
    overflow: hidden;
}

.at-mosaic-gallery .at-mosaic-image {
    display: block;
    width: 100%;
    height: 100%;
    aspect-ratio: var(--at-acf-image-ratio, 16 / 9);
    object-fit: cover;
}

.at-mosaic-gallery [data-fancybox],
.at-carousel-container [data-fancybox] {
    cursor: zoom-in !important;
}

/* Option noir et blanc des deux shortcodes */
.at-acf-grayscale .at-acf-carousel-image,
.at-acf-grayscale .at-mosaic-image {
    filter: grayscale(100%);
}

/* Applique également le noir et blanc aux images ouvertes dans Fancybox. */
.at-acf-fancybox-grayscale .fancybox__image,
.at-acf-fancybox-grayscale .fancybox__thumb,
.at-acf-fancybox-grayscale img {
    filter: grayscale(100%) !important;
}

/* Fancybox, design conservé */
.fancybox__backdrop {
    background:rgba(0,0,0,0.6) !important;
}

.fancybox__content {
    border: none;
    box-shadow: none;
}

.fancybox__caption {
    color: #fff;
    font-size: 14px;
}

.fancybox__toolbar {
    background: transparent;
}

.fancybox__button {
    color: #fff;
    border: none;
}

.fancybox__thumb {
    border-radius: 0 !important;
}

.fancybox__thumbs .carousel__slide .fancybox__thumb::after {
    border-width: 2px !important;
    border-color: #fff !important;
    border-radius: 0 !important;
}

.fancybox__button--thumbs,
.fancybox__button--slideshow,
.fancybox__button--zoom {
    display: none !important;
}

@media (max-width: 767px) {
    /* Sur mobile, toutes les images de la mosaïque suivent une grille continue de deux colonnes. */
    .at-mosaic-gallery {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--at-gallery-gap, 8px);
    }

    .at-mosaic-gallery .at-mosaic-row {
        display: contents;
    }

    .at-mosaic-gallery .at-mosaic-item,
    .at-mosaic-gallery .at-mosaic-image {
        aspect-ratio: var(--at-acf-image-ratio, 16 / 9);
    }

    .at-carousel-container .swiper-button-next,
    .at-carousel-container .swiper-button-prev,
    .fancybox__container .carousel__button.is-next,
    .fancybox__container .carousel__button.is-prev {
        width: 2.75rem !important;
        height: 2.75rem !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    .at-carousel-container *,
    .at-mosaic-gallery * {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}